package com.ct.websocket3;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.socket.WebSocketHandler;
import org.springframework.web.socket.config.annotation.EnableWebSocket;
import org.springframework.web.socket.config.annotation.WebSocketConfigurer;
import org.springframework.web.socket.config.annotation.WebSocketHandlerRegistry;

@Configuration
@EnableWebSocket
public class WebSocketConfig implements WebSocketConfigurer {

    @Autowired
    private MyHandshakeInterceptor myHandshakeInterceptor;

    @Override
    public void registerWebSocketHandlers(WebSocketHandlerRegistry registry) {
        // 普通 WebSocket 连接
        registry.addHandler(myHandler(), "/ws")
                .setAllowedOrigins("*")
                .addInterceptors(myHandshakeInterceptor);

        // 兼容 SockJS
        registry.addHandler(myHandler(), "/ws/sockjs")
                .setAllowedOrigins("*")
                .addInterceptors(myHandshakeInterceptor)
                .withSockJS();
    }

    @Bean
    public WebSocketHandler myHandler() {
        return new MyHandler();
    }
}